window.outerWidth的疯狂值 [英] crazy values for window.outerWidth

问题描述

window.outerHeight/window.outerWidth

window.outerHeight / window.outerWidth

此值不是以像素为单位吗?

are this values not in pixels ?

http://www.w3schools.com/jsref/tryit.asp? filename = tryjsref_win_inner_outer

(屏幕为2560)
Firefox外部宽度:2576
边缘外宽度:3435
chrome外部宽度:2560
IE外宽度:2862

(screen is 2560)
firefox outerWidth: 2576
edge outerWidth: 3435
chrome outerWidth: 2560
IE outerWidth: 2862

这是什么值?

如何获取以像素为单位的屏幕尺寸?

how can i get the screen size in pixels ?

推荐答案

//如果需要屏幕的宽度和高度

//if you need the screen width and height

//屏幕高度

var height = screen.height

//屏幕宽度

var width = screen.width

//如果您想知道使用的代码做什么:

//if you want to know what the code you use do:

获取窗口的高度和宽度:(包括工具栏/滚动条):

Get the window's height and width: (including toolbars/scrollbars):

var w = window.outerWidth;
var h = window.outerHeight;

来源: http://www.w3schools.com/jsref/prop_win_outerheight.asp

获取窗口的高度和宽度:(不包括工具栏/滚动条):

Get the window's height and width: (NOT including toolbars/scrollbars):

var w = window.innerWidth;
var h = window.innerHeight;

来源: http://www.w3schools.com/jsref/prop_win_innerheight.asp

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